<template>
  <div class="app-container">
    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['business:picture:add']"
          >新增</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['business:picture:edit']"
          >修改</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['business:picture:remove']"
          >删除</el-button
        >
      </el-col>
    </el-row>

    <el-table
      v-loading="loading"
      :data="pictureList"
      @selection-change="handleSelectionChange"
    >
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="图片" align="center" prop="url" width="260">
        <template slot-scope="scope">
          <image-preview :src="scope.row.url" :width="200" :height="100" />
        </template>
      </el-table-column>
      <!-- <el-table-column label="名称" align="center" prop="title" /> -->
      <!-- <el-table-column label="跳转链接" align="center" prop="url" /> -->
      <!-- <el-table-column label="排序号" align="center" prop="sort" /> -->
      <!-- <el-table-column label="状态" align="center" prop="status">
        <template slot-scope="scope">
          <div>
            <el-tag v-if="scope.row.status == 0" effect="dark" type="success"
              >正常</el-tag
            >
            <el-tag v-else-if="scope.row.status == 1" effect="dark" type="dark"
              >停用</el-tag
            >
          </div>
        </template>
      </el-table-column> -->
      <el-table-column label="创建时间" align="center" prop="createTime" />
      <el-table-column
        label="操作"
        align="center"
        class-name="small-padding fixed-width"
      >
        <template slot-scope="scope">
          <el-button
            size="small"
            type="primary"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['business:picture:edit']"
            >修改</el-button
          >
          <el-button
            size="small"
            type="danger"
            @click="handleDelete(scope.row)"
            v-hasPermi="['business:picture:remove']"
            >删除</el-button
          >
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改广告管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="图片" prop="url">
          <image-upload
            :limit="1"
            v-model="form.url"
            tipText="图片宽高750*319"
          />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listPicture,
  getPicture,
  delPicture,
  addPicture,
  updatePicture,
} from "@/api/business/picture";

export default {
  name: "Picture",
  data() {
    return {
      // 根路径
      baseURL: process.env.VUE_APP_BASE_API,
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 广告管理表格数据
      pictureList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        image: null,
        title: null,
        url: null,
        sort: null,
        status: null,
        content: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        id: [{ required: true, message: "$comment不能为空", trigger: "blur" }],
        image: [
          { required: true, message: "图片地址不能为空", trigger: "blur" },
        ],
        title: [{ required: true, message: "名称不能为空", trigger: "blur" }],
        url: [{ required: true, message: "跳转链接不能为空", trigger: "blur" }],
        sort: [{ required: true, message: "排序号不能为空", trigger: "blur" }],
        status: [{ required: true, message: "状态不能为空", trigger: "blur" }],
        content: [
          { required: true, message: "$comment不能为空", trigger: "blur" },
        ],
      },
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询广告管理列表 */
    getList() {
      this.loading = true;
      listPicture(this.queryParams).then((response) => {
        this.pictureList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        image: null,
        title: null,
        url: null,
        sort: 0,
        status: 0,
        content: null,
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map((item) => item.id);
      this.single = selection.length !== 1;
      this.multiple = !selection.length;
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加广告管理";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids;
      getPicture(id).then((response) => {
        this.form = response.data;
        this.open = true;
        this.title = "修改广告管理";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate((valid) => {
        if (valid) {
          if (this.form.id != null) {
            updatePicture(this.form).then((response) => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addPicture(this.form).then((response) => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal
        .confirm('是否确认删除广告管理编号为"' + ids + '"的数据项？')
        .then(function () {
          return delPicture(ids);
        })
        .then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        })
        .catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download(
        "business/picture/export",
        {
          ...this.queryParams,
        },
        `picture_${new Date().getTime()}.xlsx`
      );
    },
  },
};
</script>
